Sonya Rokoff acting as a representative of a European importing firm hires Victor Poten (Bela Lugosi), a Eurasian mad scientist who hates both whites and Asians, to ruin the tourist trade in San Francisco's Chinatown. Rokoff soon realizes that Poten has become an unstoppable monster, beyond her control. Poten's nefarious activities draw the attention of newspaper reporter Joan Whiting and her novelist boyfriend Martin Andrews who begin to investigate the mysterious, and violent events in Chinatown.

Taken from IMDB: A scientist discovers a formula for making synthetic gold, but before he can reveal the secret to his colleagues at the International Research Foundation, both he and the book in which he has written the formula disappear. Super-detective Craig Kennedy and his partner are called in to find both the scientists and the formula.

Taken from IMDB: A scientist discovers a formula for making synthetic gold, but before he can reveal the secret to his colleagues at the International Research Foundation, both he and the book in which he has written the formula disappear. Super-detective Craig Kennedy and his partner are called in to find both the scientists and the formula.

Taken from IMDB: A scientist discovers a formula for making synthetic gold, but before he can reveal the secret to his colleagues at the International Research Foundation, both he and the book in which he has written the formula disappear. Super-detective Craig Kennedy and his partner are called in to find both the scientists and the formula.

Sonya Rokoff acting as a representative of a European importing firm hires Victor Poten (Bela Lugosi), a Eurasian mad scientist who hates both whites and Asians, to ruin the tourist trade in San Francisco's Chinatown. Rokoff soon realizes that Poten has become an unstoppable monster, beyond her control. Poten's nefarious activities draw the attention of newspaper reporter Joan Whiting and her novelist boyfriend Martin Andrews who begin to investigate the mysterious, and violent events in Chinatown.

Taken from IMDB: A scientist discovers a formula for making synthetic gold, but before he can reveal the secret to his colleagues at the International Research Foundation, both he and the book in which he has written the formula disappear. Super-detective Craig Kennedy and his partner are called in to find both the scientists and the formula.

Taken from IMDB: A scientist discovers a formula for making synthetic gold, but before he can reveal the secret to his colleagues at the International Research Foundation, both he and the book in which he has written the formula disappear. Super-detective Craig Kennedy and his partner are called in to find both the scientists and the formula.

Taken from IMDB: A scientist discovers a formula for making synthetic gold, but before he can reveal the secret to his colleagues at the International Research Foundation, both he and the book in which he has written the formula disappear. Super-detective Craig Kennedy and his partner are called in to find both the scientists and the formula.